From CMSexperiment@sciencemastodon.com on Mastodon: Top quarks have been observed to play in quartet! 🤩 This marks the first observation by CMS of the simultaneous production of four top quarks, opening the door to new and exciting physics. 🔔 Read the physics briefing here: https:// cms.cern/news/cms-observes-fou r-top-quark-production # cern # cmsexperiment # moriond # particlephysics # physics # science